Solved: Meteorology The normal monthly high temperatures
Chapter 4, Problem 4.6.60(choose chapter or problem)
Meteorology The normal monthly high temperatures (in degrees Fahrenheit) for Erie, Pennsylvania are approximated by and the normal monthly low temperatures are approximated by where is the time (in months), with corresponding to January. (Source: National Oceanic and Atmospheric Association) (a) Use a graphing utility to graph each function. What is the period of each function? (b) During what part of the year is the difference between the normal high and normal low temperatures greatest? When is it smallest? (c) The sun is the farthest north in the sky around June 21, but the graph shows the warmest temperatures at a later date. Approximate the lag time of the temperatures relative to the position of the sun.
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